diff options
author | Michael Hennerich <michael.hennerich@analog.com> | 2008-05-06 23:41:26 -0400 |
---|---|---|
committer | Bryan Wu <cooloney@kernel.org> | 2008-05-06 23:41:26 -0400 |
commit | 14b03204c8060d036b04cbb18bbd6f6f311f4fed (patch) | |
tree | e4ac8f5e2a74fc63dd811aac9e349ac890670134 /arch/blackfin/Kconfig | |
parent | 19d6d7d53c8ff809182a1f092d2c6918146414e9 (diff) |
[Blackfin] arch: Functional power management support: Add CPU and platform voltage scaling support
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/Kconfig')
-rw-r--r-- | arch/blackfin/Kconfig | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 7f1ab802537f..c8def1cf1758 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig | |||
@@ -967,6 +967,17 @@ menu "CPU Frequency scaling" | |||
967 | 967 | ||
968 | source "drivers/cpufreq/Kconfig" | 968 | source "drivers/cpufreq/Kconfig" |
969 | 969 | ||
970 | config CPU_VOLTAGE | ||
971 | bool "CPU Voltage scaling" | ||
972 | depends on EXPERIMENTAL | ||
973 | depends on CPU_FREQ | ||
974 | default n | ||
975 | help | ||
976 | Say Y here if you want CPU voltage scaling according to the CPU frequency. | ||
977 | This option violates the PLL BYPASS recommendation in the Blackfin Processor | ||
978 | manuals. There is a theoretical risk that during VDDINT transitions | ||
979 | the PLL may unlock. | ||
980 | |||
970 | endmenu | 981 | endmenu |
971 | 982 | ||
972 | source "net/Kconfig" | 983 | source "net/Kconfig" |